[ https://issues.apache.org/jira/browse/HDFS-6034?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsz Wo (Nicholas), SZE updated HDFS-6034: ----------------------------------------- Attachment: h6034_20140228.patch h6034_20140228.patch: use DataNodeLayoutVersion for DNs and do not verify LV if there is rolling upgrade. > DN registration should use DataNodeLayoutVersion instead of > NameNodeLayoutVersion > --------------------------------------------------------------------------------- > > Key: HDFS-6034 > URL: https://issues.apache.org/jira/browse/HDFS-6034 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: datanode, ha, hdfs-client, namenode > Affects Versions: HDFS-5535 (Rolling upgrades) > Reporter: Haohui Mai > Assignee: Tsz Wo (Nicholas), SZE > > Currently the registrationID is in the form of > {{BlockPoolID-NNLayoutVersion}}. When the NN bumps the layout version during > rolling upgrade, the DNs will fail to register with the new NN and exit, > regardless whether the new software version is used. -- This message was sent by Atlassian JIRA (v6.1.5#6160)